King George VI Reservoir
E925041
King George VI Reservoir is a large freshwater storage reservoir in the Lee Valley near London that plays a key role in supplying drinking water to the surrounding region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| King George VI Reservoir canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T11347025 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: King George VI Reservoir Context triple: [Lee Valley reservoirs, hasPart, King George VI Reservoir]
-
A.
King George V Reservoir
King George V Reservoir is a large drinking water storage reservoir in the Lee Valley, north of London, that forms part of the area’s extensive water supply and wetland landscape.
-
B.
Banbury Reservoir
Banbury Reservoir is a man-made water storage lake in the Lee Valley area of North London, used primarily for public water supply and managed as part of the Lee Valley Regional Park.
-
C.
Gouthwaite Reservoir
Gouthwaite Reservoir is a large man-made lake in Nidderdale, North Yorkshire, England, known for its role in water supply, flood control, and as a wildlife-rich nature reserve.
-
D.
Tittesworth Reservoir
Tittesworth Reservoir is a scenic water reservoir and nature spot in Staffordshire, England, popular for walking, wildlife watching, and outdoor recreation.
-
E.
Derwent Reservoir
Derwent Reservoir is a large man-made lake in Derbyshire, England, best known for its scenic surroundings in the Peak District and its historical association with the World War II "Dambusters" training flights.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: King George VI Reservoir Target entity description: King George VI Reservoir is a large freshwater storage reservoir in the Lee Valley near London that plays a key role in supplying drinking water to the surrounding region.
-
A.
King George V Reservoir
King George V Reservoir is a large drinking water storage reservoir in the Lee Valley, north of London, that forms part of the area’s extensive water supply and wetland landscape.
-
B.
Banbury Reservoir
Banbury Reservoir is a man-made water storage lake in the Lee Valley area of North London, used primarily for public water supply and managed as part of the Lee Valley Regional Park.
-
C.
Gouthwaite Reservoir
Gouthwaite Reservoir is a large man-made lake in Nidderdale, North Yorkshire, England, known for its role in water supply, flood control, and as a wildlife-rich nature reserve.
-
D.
Tittesworth Reservoir
Tittesworth Reservoir is a scenic water reservoir and nature spot in Staffordshire, England, popular for walking, wildlife watching, and outdoor recreation.
-
E.
Derwent Reservoir
Derwent Reservoir is a large man-made lake in Derbyshire, England, best known for its scenic surroundings in the Peak District and its historical association with the World War II "Dambusters" training flights.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
drinking water reservoir
ⓘ
freshwater reservoir ⓘ reservoir ⓘ |
| basinCountry | United Kingdom ⓘ |
| constructionStartDate | 1937 ⓘ |
| country | United Kingdom ⓘ |
| elevation | about 20 metres above sea level ⓘ |
| embankmentType | earth embankment ⓘ |
| function | regulating storage for treated water works ⓘ |
| hasAccessRestriction | not generally open to the public ⓘ |
| hasConservationInterest | waterbirds ⓘ |
| hasFeature |
outlet works
ⓘ
peripheral embankment ⓘ pumping station ⓘ |
| inflow |
River Thames
ⓘ
linked to:
Thames
Staines Reservoirs Aqueduct ⓘ |
| isPartOf |
Thames Valley reservoir system
ⓘ
linked to:
Thames Water reservoirs
|
| locatedIn |
England
ⓘ
Lee Valley ⓘ Spelthorne ⓘ Surrey ⓘ |
| locatedNear |
Heathrow Airport
ⓘ
London ⓘ
linked to:
London, England
Staines-upon-Thames ⓘ Stanwell Moor ⓘ |
| managedBy | Thames Water ⓘ |
| namedAfter | George VI ⓘ |
| namedForTitle |
King of the United Kingdom
ⓘ
linked to:
British monarch
|
| nearbyWaterBody |
Queen Mary Reservoir
ⓘ
Staines Reservoirs ⓘ Wraysbury Reservoir ⓘ |
| opened | 1947 ⓘ |
| operator | Thames Water ⓘ |
| ownedBy | Thames Water ⓘ |
| partOf |
London water supply system
ⓘ
Thames Water supply network ⓘ
linked to:
Thames Water reservoirs
|
| shape | roughly rectangular ⓘ |
| storageCapacity |
around 17 billion litres
ⓘ
around 17,000 megalitres ⓘ |
| supplies |
Greater London
ⓘ
parts of Berkshire ⓘ parts of Surrey ⓘ |
| surfaceArea |
about 1.1 square kilometres
ⓘ
about 270 acres ⓘ |
| use |
drinking water supply
ⓘ
public water supply ⓘ |
| usedFor | bird habitat ⓘ |
| waterType | freshwater ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: King George VI Reservoir Description of subject: King George VI Reservoir is a large freshwater storage reservoir in the Lee Valley near London that plays a key role in supplying drinking water to the surrounding region.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.